An earthquake of 6.6 magnitude struck off the coast of Vanuatu, the US Geological Survey reported.
Photo: USGS
The quake was 105km west north west of Sola, Vanuatu, at depth of 46.9 km.
There were no immediate reports of casualties or damage.
The Pacific Tsunami Warning Center said there was no tsunami threat from the quake.
The earthquake struck shortly after 6pm UTC.